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Boron (B)………………………………………………
insects or mites cannot be trapped within any spring mehanism
The HS-1 works and is wired exactly like an external humidistat
It is also able to reduce the effects of heat stress in plants
target temperature and fan stage will be saved when switching the device off and then automatically adopted for the next switch-on
TrolMaster Beta-4 Day/Night Temperature Controller Other Fan Brands Boron (B)………………………………………………The BETA 4 is capable of controlling any heating or cooling device that is 10 amps or less. Simply plug in your device to the power outlet on the bottom of the BETA 4. It uses 3 buttons a digital display and offers separate "day night temperature settings and features a built in photocell. Features: Digital Display Built in Photocell sensor Day Night Control Specifications: Input Voltage: 120 Volts AC Output Switch: Relay Fuse Rating: 10A 250V~ AC